public class RCA extends TV
{
    @Override
    public void on()
    {
        System.out.println("RCA.on()");
    }

    @Override
    public void off()
    {
        System.out.println("RCA.off()");
    }

    @Override
    public void tuneChannel()
    {
        System.out.println("RCA.tuneChannel()");
    }
}
